The activities on this book are amusing and every one also contains no less than one science process ability young scientists will sharpen his or her scientific thinking at the same time as the usage of ironmongery shop materials to craft all kinds of activities and experiments the activities on this book are amusing and every one also contains no less than one science process ability young scientists will sharpen his or her scientific thinking at the same time as the usage of ironmongery shop materials to craft all kinds of activities and experiments.